<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>{{index}}.{{title}}</title>  
</head>
<body>
    <h4>{{index}}.{{title}}.{{difficulty}}</h4>
    <p>{{describe}}</p>
    <textarea>
        {{code_area}}
    </textarea>
</body>
</html>